return nil
	}
	s.UpdateConfig()
	if activePod == nil {
		log.Infof("active ztunnel updated, no ztunnel running on the node")
		// To avoid traffic escaping, we should keep everything rather than doing cleanupNode
		s.ztunnelDown()
		return nil
	}
	log.Infof("active ztunnel updated to %v", activePod.Name)

	captureDNS := getEnvFromPod(activePod, "ISTIO_META_DNS_CAPTURE") == "true"